The length of guarantee depends on the Yale product you have. It can be found on the back of the product packaging.

It is a condition of this guarantee that your Yale product:

has been correctly installed and maintained in accordance with Yale's installation and maintenance instructions provided to you at the time of purchase.

has not been modified in any way.

This guarantee does not apply to mechanical faults caused wilfully or negligently, or to the surface finish of your Yale product. Defects caused by products being otherwise operated, maintained, repaired or altered improperly or contrary to our instructions are not covered by the guarantee.

Yale's only liability in respect of your Yale product failing to perform due to defective materials or designs is to provide a free replacement. Yale will not be held liable for any other losses incurred by you arising from your product failing whether such losses are direct or indirect or consequential.